/Engine/Plugins/Runtime/MeshModelingToolset/Source/ModelingComponents/Public/Selection/GeometrySelectionManager.h
Begin a tracked selection change.CanBeginTrackedSelectionChange()must return true to call this function.EndTrackedSelectionChange()must be called to close the selection change.
virtual bool BeginTrackedSelectionChange ( [FGeometrySelectionUpdateConfig](API\Plugins\ModelingComponents\Selection\UGeometrySelectionManager\FGeometrySelecti-_4) UpdateConfig, bool bClearOnBegin )